{"data":{"id":"us/10-cfr-429.29","jurisdiction":"us","citation":"10 CFR 429.29","heading":"Showerheads.","body":"(a) Sampling plan for selection of units for testing. (1) The requirements of § 429.11 are applicable to showerheads; and\n(2) For each basic model of a showerhead, a sample of sufficient size shall be randomly selected and tested to ensure that any represented value of water consumption of a basic model for which consumers favor lower values shall be greater than or equal to the higher of:\n(i) The mean of the sample, where:\nOr,\n(ii) The upper 95 percent confidence limit (UCL) of the true mean divided by 1.05, where:\n(b) Certification reports. (1) The requirements of § 429.12 are applicable to showerheads; and\n(2) Pursuant to § 429.12(b)(13), a certification report shall include the following public product-specific information: The maximum water use in gallons per minute (gpm) rounded to the nearest 0.1 gallon, the maximum flow water pressure in pounds per square inch (psi), and a declaration that the showerhead meets the requirements of § 430.32(p) pertaining to mechanical retention of the flow-restricting insert, if applicable.","path":["Title 10—Energy","CHAPTER II—DEPARTMENT OF ENERGY","SUBCHAPTER D—ENERGY CONSERVATION","PART 429—CERTIFICATION, COMPLIANCE, AND ENFORCEMENT FOR CONSUMER PRODUCTS AND COMMERCIAL AND INDUSTRIAL EQUIPMENT","Subpart B—Certification"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-10.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:24:09Z","sha256":"192a577a11cef88f936e411193ae9c288f7ab705d8f60fc3c36a1f152f5ecd20","source_id":"us-cfr","stale":true,"prev":"us/10-cfr-429.28","next":"us/10-cfr-429.30"},"notice":"GroundRules: Original legal text. Not legal advice."}